Synonyms of unruffled

1 Syllable
smooth, cool, calm, calms, still
2 Syllables
patient, calmer, tranquil, stilling, smoothed, windless, stormless, calmest, smoother, smoothest, stillest, stiller, stilled, cold-fish, deeping, smoothing
3 Syllables
unanxious, unflurried, sedate, nonchalant, cool-headed, peaceful, serene, untroubled, collected, neutralist, unbroken, iceberg, waveless, equable, easy-going, composed, frictionless
4 Syllables
unbothered, undisturbed, unflustered, impassive, unsurprised, unflappable, unexcited, self-possessed, reposeful, mirrorlike, equanimous, unconcerned, mild-tempered, uncomplaining
5 Syllables
unagitated, unimpressible, disimpassioned, dispassionate, imperturbable, inexcitable, unperturbable, even-tempered